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Every resource founders actually use, in one library.

The essays, videos, podcasts, books and tools behind every answer across eChai's hubs, from starting up to go-to-market, D2C, founder money and AI, each with a note on why it is here.

What founders use most, ranked by how many answers lean on it.

  1. Video · How Founders Use AI Cold Email Deliverability MASTERCLASS: Inbox Every Time Independent cold email operator (YouTube)
  2. Video · How Founders Use AI Cold Email Deliverability 2026: Everything You Need to Know to Avoid Spam Independent cold email operator (YouTube)
  3. Video · How Founders Use AI Outbound Email Deliverability Update for End of 2025 Independent cold email operator (YouTube)
  4. Video · How Founders Use AI Full Instantly.ai Tutorial 2025 (Best Cold Email Software) Independent cold email operator (YouTube)
  5. Video · How Founders Use AI The ONLY Instantly AI Video You Need to Watch Independent cold email operator (YouTube)
  6. Video · How Founders Use AI Cold Email Masterclass with Instantly.ai Founder Nils Schneider (Instantly.ai)
  7. Video · How Founders Use AI $100M Cold Outreach Masterclass with Alex Hormozi and the Instantly Founders Alex Hormozi + Instantly.ai
  8. Video · How Founders Use AI How To Use LinkedIn Sales Navigator To Generate Leads (Works In 2025) Independent GTM creator (YouTube)
  9. Video · How Founders Use AI LinkedIn Sales Navigator Tutorial (Updated for 2026) Independent GTM creator (YouTube)
  10. Video · How Founders Use AI The Best LinkedIn Sales Navigator Guide for 2026 Independent GTM creator (YouTube)
  11. Video · How Founders Use AI LinkedIn Sales Navigator Ultimate Guide [2025] Independent GTM creator (YouTube)
  12. Video · How Founders Use AI Alex Hormozi's $100M LinkedIn Outreach Strategy Independent creator breaking down Hormozi's method (YouTube)
  13. Video · How Founders Use AI Clay 101 | Lesson 6: Enrich People Using Waterfalls Clay
  14. Video · How Founders Use AI I Tried Alex Hormozi's $100M Cold Outreach Strategy In 2026 Independent creator (YouTube)
  15. Video · How Founders Use AI This New Lead Magnet 5X Our Cold Email Reply Rate Independent cold email operator (YouTube)
  16. Video · How Founders Use AI How To Build An AI Customer Support Agent with n8n (free template) Bart Slodyczka
  17. YC partners walk through Parahelp-style prompting techniques that separate demo bots from production agents. ycombinator.com Video · How Founders Use AI State-Of-The-Art Prompting For AI Agents Y Combinator (Lightcone Podcast)
  18. A watchable overview of the human-plus-AI operating model for teams planning the shift. intercom.com Video · How Founders Use AI Navigating a new era of AI-first customer service Intercom
  19. Video · How Founders Use AI Chris Pedregal on the Generative Now podcast Lightspeed Venture Partners
  20. Video · How Founders Use AI The future of AI in sales with Gong CEO Amit Bendov SaaStr
  21. Video · How Founders Use AI How Sybill is redefining sales productivity with AI (Gorish Aggarwal) Gorish Aggarwal, Sybill
  22. Video · How Founders Use AI Best AI meeting note taker in 2025: Fireflies vs Otter vs Granola vs Fathom vs tl;dv YouTube reviewer
  23. Video · How Founders Use AI Attio CRM review: pros, cons and demo YouTube reviewer
  24. Video · How Founders Use AI Attio CRM review 2026: still a top choice or time to move on? YouTube reviewer

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The hubs

Starting Up Find an idea, validate it, build, and land your first customers. 1046 questions GTM Go-to-market, from breaking in to how the best teams do it. 352 questions D2C Building a direct-to-consumer brand, India-first. 482 questions Wealth Paying yourself, ESOPs, secondaries, and de-risking founder wealth. 154 questions How Founders Use AI How founders actually put AI to work, mapped topic by topic. 278 questions Glossary Plain-language definitions of the startup and VC terms you'll hit. 390 terms
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